US Census Data

Youngest by median age in Montana

Montana counties and cities ranked by median age.

This page ranks the counties and cities of Montana by median age — which have the lowest median age, according to the US Census Bureau's American Community Survey 5-year estimates.

Among counties, Roosevelt County leads at 30.5 yrs.

Among cities & places, Eagle Creek Colony leads at 13.9 yrs.

Counties

#NameMedian age
1Roosevelt County30.5 yrs
2Big Horn County32.3 yrs
3Gallatin County33.8 yrs
4Blaine County33.9 yrs
5Hill County34.0 yrs
6Glacier County34.2 yrs
7Rosebud County36.7 yrs
8Missoula County37.0 yrs
9Fallon County37.2 yrs
10Liberty County37.5 yrs
11Richland County38.0 yrs
12Cascade County38.3 yrs
13Yellowstone County38.7 yrs
14Toole County38.8 yrs
15Silver Bow County40.3 yrs
16Pondera County41.2 yrs
17Lewis and Clark County41.3 yrs
18Flathead County42.1 yrs
19Custer County42.6 yrs
20Chouteau County42.9 yrs
21Teton County43.0 yrs
22Valley County43.2 yrs
23Powell County43.3 yrs
24Beaverhead County43.4 yrs
25Dawson County43.5 yrs
26Lake County43.8 yrs
27Garfield County43.9 yrs
28Sweet Grass County44.0 yrs
29Wibaux County44.2 yrs
30Sheridan County44.7 yrs
31Phillips County44.9 yrs
32Fergus County45.3 yrs
33Broadwater County46.2 yrs
34Park County46.2 yrs
35Jefferson County47.3 yrs
36Wheatland County47.3 yrs
37Stillwater County47.4 yrs
38Powder River County48.6 yrs
39Daniels County48.7 yrs
40Ravalli County48.9 yrs
41Prairie County49.1 yrs
42Deer Lodge County49.6 yrs
43Mineral County50.1 yrs
44Carbon County50.5 yrs
45Judith Basin County50.9 yrs
46Musselshell County51.3 yrs
47Petroleum County51.5 yrs
48McCone County52.4 yrs
49Lincoln County52.6 yrs
50Treasure County53.4 yrs
51Granite County53.9 yrs
52Madison County54.1 yrs
53Sanders County54.6 yrs
54Golden Valley County54.8 yrs
55Carter County56.7 yrs
56Meagher County59.9 yrs

Cities & places

Top 100.
#NameMedian age
1Eagle Creek Colony13.9 yrs
2Nibbe14.8 yrs
3Hillside Colony14.9 yrs
4Froid15.5 yrs
5Plevna15.8 yrs
6Little Browning16.4 yrs
7Crane16.9 yrs
8Muddy17.4 yrs
9Azure19.0 yrs
10Windham19.8 yrs
11St. Pierre19.9 yrs
12Sangrey20.7 yrs
13New Miami Colony20.8 yrs
14Rhodes21.6 yrs
15Lame Deer21.8 yrs
16Maxville21.8 yrs
17St. Mary22.0 yrs
18Malmstrom AFB22.4 yrs
19Pinesdale22.4 yrs
20Old Agency22.5 yrs
21Brockton22.9 yrs
22Frazer23.2 yrs
23Fox Lake23.4 yrs
24Bloomfield23.8 yrs
25West Havre23.8 yrs
26Ayers Ranch Colony24.0 yrs
27Fort Belknap Agency24.4 yrs
28Box Elder24.8 yrs
29Niarada24.8 yrs
30Crow Agency25.0 yrs
31Carter25.2 yrs
32Birney26.1 yrs
33Fords Creek Colony26.1 yrs
34Parker School26.3 yrs
35Lodge Pole26.8 yrs
36Lodge Grass26.9 yrs
37North Browning26.9 yrs
38Coffee Creek27.3 yrs
39Glen27.3 yrs
40Heart Butte27.4 yrs
41Lewistown Heights27.5 yrs
42South Browning27.6 yrs
43Golden Valley Colony28.2 yrs
44Rimrock Colony28.2 yrs
45Starr School28.3 yrs
46Bozeman28.6 yrs
47Browning28.7 yrs
48Hungry Horse28.7 yrs
49Pleasant Valley Colony28.7 yrs
50Poplar28.7 yrs
51Birch Creek Colony28.8 yrs
52Radersburg28.8 yrs
53St. Ignatius28.9 yrs
54Worden29.2 yrs
55Highwood29.4 yrs
56Sunburst29.5 yrs
57Troy29.6 yrs
58Roberts29.8 yrs
59Alberton30.2 yrs
60Avon30.2 yrs
61Wye30.2 yrs
62Cardwell30.3 yrs
63Riverview Colony30.3 yrs
64St. Regis30.3 yrs
65Dillon30.7 yrs
66Twin Creeks30.7 yrs
67Pablo30.9 yrs
68Rocky Boy West31.1 yrs
69Rudyard31.1 yrs
70Fairfield31.3 yrs
71Pine Creek31.3 yrs
72Joplin31.4 yrs
73Pryor31.4 yrs
74Whitewater31.4 yrs
75Wyola31.4 yrs
76Big Arm31.5 yrs
77Heron31.7 yrs
78Wolf Point32.0 yrs
79Sage Creek Colony32.1 yrs
80New Rockport Colony32.2 yrs
81Babb32.4 yrs
82Turner32.4 yrs
83Havre32.5 yrs
84Lolo32.7 yrs
85Belgrade33.2 yrs
86West Glendive33.3 yrs
87West Yellowstone33.3 yrs
88Frenchtown33.5 yrs
89Lake Mary Ronan33.5 yrs
90Ashland33.7 yrs
91Belfry33.8 yrs
92Camrose Colony34.0 yrs
93Four Corners34.0 yrs
94Hardin34.2 yrs
95Hays34.2 yrs
96Missoula34.3 yrs
97Elliston34.5 yrs
98Sula34.5 yrs
99King Arthur Park34.6 yrs
100Park City34.6 yrs

Nationwide

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